x^4y+x^2y-2y=0

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Solution for x^4y+x^2y-2y=0 equation:


Simplifying
x4y + x2y + -2y = 0

Reorder the terms:
x2y + x4y + -2y = 0

Solving
x2y + x4y + -2y = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), 'y'.
y(x2 + x4 + -2) = 0

Factor a trinomial.
y((x2 + -1)(x2 + 2)) = 0

Factor a difference between two squares.
y(((x + 1)(x + -1))(x2 + 2)) = 0

Subproblem 1

Set the factor 'y' equal to zero and attempt to solve: Simplifying y = 0 Solving y = 0 Move all terms containing x to the left, all other terms to the right. Add '-1y' to each side of the equation. y + -1y = 0 + -1y Remove the zero: 0 = -1y Simplifying 0 = -1y The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(x2 + 2)' equal to zero and attempt to solve: Simplifying x2 + 2 = 0 Reorder the terms: 2 + x2 = 0 Solving 2 + x2 = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + x2 = 0 + -2 Combine like terms: 2 + -2 = 0 0 + x2 = 0 + -2 x2 = 0 + -2 Combine like terms: 0 + -2 = -2 x2 = -2 Simplifying x2 = -2 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 3

Set the factor '(x + 1)' equal to zero and attempt to solve: Simplifying x + 1 = 0 Reorder the terms: 1 + x = 0 Solving 1 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + x = 0 + -1 x = 0 + -1 Combine like terms: 0 + -1 = -1 x = -1 Simplifying x = -1

Subproblem 4

Set the factor '(x + -1)' equal to zero and attempt to solve: Simplifying x + -1 = 0 Reorder the terms: -1 + x = 0 Solving -1 + x = 0 Move all terms containing x to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + x = 0 + 1 x = 0 + 1 Combine like terms: 0 + 1 = 1 x = 1 Simplifying x = 1

Solution

x = {-1, 1}

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